About 149 results
https://drivepatents.com/patents/970327 · 10 Sep 2014
A rotary engine (10) has an outer body (12) having an insert (34) located in the peripheral wall (18) of the outer body (12) offset from the rotor cavity (20) such that a portion (65) of the peripheral wall (18) extends between the insert (34) and the cavi...
https://drivepatents.com/patents/970319 · 10 Sep 2014
There is described a system and method for controlling a temperature in the subchamber of a rotary engine. At least one first measurement of at least one engine operating parameter and a second measurement indicative of a present temperature in the subcham...
https://drivepatents.com/patents/970838 · 27 Aug 2014
A laser ignition system (30) for a gas turbine engine includes a combustion chamber (36). The system (30) comprises a laser source (32) for generating a continuous laser beam during an ignition process of the combustion chamber (36) and a dynamic laser foc...
https://drivepatents.com/patents/970834 · 27 Aug 2014
A combustor (16) has a laser ignitor (40) mounted to a casing (20), remotely from a liner (24) of the combustion chamber. The laser ignitor (40) has an igniter beam path (46) for igniting the fuel and air mixture in the combustion chamber (16), the igniter...
https://drivepatents.com/patents/970839 · 27 Aug 2014
A turbine exhaust section comprises a turbine exhaust case (36) having radially outer (40) and inner (38) ducts defining therebetween an annular exhaust portion for the hot exhaust gases, and an exhaust mixer (32) projecting axially rearwardly from the tur...
https://drivepatents.com/patents/974062 · 4 Jun 2014
A fan (12) for a turbofan gas turbine engine comprises a rotor hub (36) and a plurality of radially extending fan blades (20) integral with the hub (36) to form an integrally bladed rotor. Each fan blade (20) defines a leading edge (34). A hub radius (R HU...
https://drivepatents.com/patents/974345 · 28 May 2014
A rotor (24; 124; 224) for a Wankel engine (10) including a plurality of ribs (74; 76) extending from a bearing support (20) to each one of the flanks (72), the plurality of ribs (74; 76) including, for each flank (72), first (74) and second (76) ribs conn...
https://drivepatents.com/patents/975218 · 7 May 2014
A recuperator (24) inserted in the exhaust duct (18) of a gas turbine engine (10) includes a casing (30) surrounding a core (28) having spiral cross channels. Inlet and outlet openings are defined in the casing (30) for the passage of hot exhaust gases (E)...
https://drivepatents.com/patents/976059 · 16 Apr 2014
A control system for increasing the damping of a resonant mode of a rotor drive train is provided. A control loop (102) is introduced in parallel with the free turbine speed governing control loop (110). The control loop (102) receives a feedback signal fr...
https://drivepatents.com/patents/976761 · 2 Apr 2014
A system and method for filling an engine fuel manifold (16) uses an adaptive filling function to determine a flow rate at which fuel is to be delivered to the fuel manifold (16). The filling function receives as an input a present measurement of the engin...